blob: c00a807e793f660aadfcd14e759ce5c8426ad14a [file] [log] [blame]
// Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
/// @assertion Represents a native signed 8 bit integer in C.
///
/// @description Checks that this type represents a native signed 8 bit integer
/// in C.
/// @author sgrekhov@unipro.ru
import "dart:ffi";
import "package:ffi/ffi.dart";
import "../../../Utils/expect.dart";
void main() {
Pointer<Int8> p1 = calloc<Int8>();
try {
Expect.equals(0, p1.value);
p1.value = 42;
Expect.equals(42, p1.value);
p1.value = -42;
Expect.equals(-42, p1.value);
p1.value = 127;
Expect.equals(127, p1.value);
p1.value = 128;
Expect.equals(-128, p1.value);
p1.value = -127;
Expect.equals(-127, p1.value);
p1.value = -128;
Expect.equals(-128, p1.value);
p1.value = -129;
Expect.equals(127, p1.value);
} finally {
calloc.free(p1);
}
}